San Francisco prepares for legalization of recreational marijuana use

Supervisor Scott Wiener, who created the cannabis task force, stands outside The Apothecarium, a medical marijuana dispensary in San Francsico. (Mike Koozmin/S.F. Examiner

Expecting California voters will legalize recreational marijuana use next year, San Francisco is assembling a task force to propose regulations for the industry, addressing everything from drug potency to where pot businesses can locate.